\( 10 \times \frac{3}{4}=10 \times \ldots=\ldots \div= \) \( 10 \times \frac{3}{4}=10 \div \ldots \times= \) Why are these equivalent?

5. El alquiler de mi casa es S/ 1440 . Si equivale al \( 15 \% \) de mi sueldo, ¿cuánto gano?

\begin{tabular}{|l}\hline Concept 3.14 - More Arithmetic with Complex Numbers \\ 1. Select all expressions that are equivalent to \( 8+16 i \) \\ a. \( 2(4+8 i) \) \\ b. \( 2 i(8-4 i) \) \\ c. \( 4(2 i-4) \) \\ d. \( 4 i(4-2 i) \) \\ e. \( -2 i(-8-4 i) \)\end{tabular}

Sergio renta una habitación con baño en \( \$ 800 \) mensuales. Si la renta se incrementa en \( 20 \% \) cada año. ¿Cuánto deberá pagar de renta mensualmente al tercer año?

\( \frac { 30 } { 7 } \div \frac { 10 } { 56 } = \frac { 24 } { \cdots } \)

1.40 Use metric conversion factors to solve the following problems: a. The Daily Value of phosphorus is 800 mg . How many grams of phospho- rus are recommended? b. A glass of orange juice contains 0.85 dL df juice. How many milliliters of orange juice is that? c. A package of chocolate instant pudding contains 2840 mg of sodium. How many grams of sodium is that?